Which of the Following is Not a Role Played by Carbohydrates

Question

Which of the following is not a role played by carbohydrates in living cells?
A) Energy source
B) Structural support
C) Intercellular communication
D) Both A and B are correct
E) All are roles played by carbohydrates in living cells

Accepted Answer

Carbohydrates serve as an energy source, provide structural support, and are involved in intercellular communication, making all the listed options roles played by carbohydrates in living cells. Therefore, the statement that both A and B are correct does not apply as an answer to the question asking for a role not played by carbohydrates.